president obama spoke out about player safety. there was the usual water cooler chatter about super bowl ads. and then there's a sibling rivalry between the two head coaches, the harbaugh brothers. tonight, we're going to focus on two big ones. first gay rights took center stage after comments from two nfl players expressing two different opinions. take a listen to chris culliver of the san francisco 49ers. >> i don't do the gay guys, man, i don't do that. >> are there any on the 49ers? >> no. they don't got no gay people on the team. they got to get up out of here if they do. can't be with that sweet stuff. >> is that true? >> that's true. >> they might be able to play well -- >> no. no. you can't be -- no. be in the locker room -- no. >> so culliver later apologized for what he described as his very ugly comments. now here's ravens player brendan speaking out strongly on gay marriage equality. >> it needs to be passed federally. why not be the person to carry that message, not only to the united states but to the rest of the wor